Weiler® offers the widest assortment of small diameter radial wheels for addressing recesses and internal features, or delivering a targeted brushing action to a specific area on a part. Small diameter Burr-Rx™ wheels feature Weiler® advanced black ceramic grain filament which delivers up to a 400% greater edge cutting action in comparison to traditional silicon carbide and aluminum oxide filaments for the fastest, most aggressive deburring action for minimum cycle times and maximum media life. Nylox® Wheel Brush, Small Diameter, 1-1/4 in Brush Dia, 5/16 in Face Width, 1/4 in Arbor Hole Size, Crimped/Round Filament/Wire, 0.022 in Filament/Wire Diameter, Nylon/Silicon Carbide Fill, 5/16 in Trim Length, 10000 RPM Maximum, Unthreaded Arbor Attachment, 1/4 in Shank Dia